Power Management (PMIC)

Power Management (PMIC)

Power Management Pmic covers the ICs that turn a raw rail into something a board can actually use: buck and boost converters, LDO regulators, battery chargers, load switches, supervisors, hot-swap controllers, gate drivers, and multi-rail PMICs for processors. They show up in phones and routers, but also in PLCs, motor drives, servers, patient monitors, meters, and vehicle modules where the supply has to behave through load dumps, brownouts, and long idle periods. When buyers source this category, the part number is only the start. They check input range, output current with real thermal margin, quiescent current, efficiency at light load, switching frequency for EMI, feedback tolerance, package and exposed pad, pin-compatible alternates, temperature grade, and whether the reel is original factory packaging. A common trade-off is price versus risk: a broker lot can save money on paper, but mixed date codes or missing traceability can stop a line during audit, while an authorized or well-documented channel may cost more and still be the cheaper decision. Lead time matters too. Automotive and industrial grades often carry allocation or longer NCNR terms, so a commercial-temp substitute is tempting until qualification, reliability data, and end-customer approval enter the discussion. For multi-rail parts, read the sequencing, NVM defaults, and errata before committing, because a PMIC that boots a demo board can still misbehave with your SoC and firmware. You can check current stock and request a quote at icxing.com.

Frequently Asked Questions

How do I lower counterfeit risk when buying Power Management Pmic parts?

Ask for traceability to the original manufacturer or authorized channel, plus photos of labels, reels, and date codes before payment. For high-value runs, require X-ray or decapsulation support and a written counterfeit avoidance process. If the seller cannot explain lot history, treat the price as a warning sign.

What should I confirm before substituting a different package or grade?

Match the footprint, pinout, thermal pad size, and height, then confirm temperature grade and moisture sensitivity level. A QFN with the same pin count can still have a different pad pitch, and automotive grade usually changes qualification paperwork rather than basic electrical limits.

Why do PMIC quotes vary so much on lead time and price?

Multi-rail PMICs are often built to order and can be tied to allocation, EOL transitions, or a specific processor design win. Tolerance, temperature range, and reel quantity also move price, so compare the exact suffix, date code window, and NCNR terms instead of the headline number.

578 Records
Image Part Manufacturer Description Stock Action
TL431ACLP Microsemi
IC VREF SHUNT ADJ...
2,160
In-stock
Inquiry
TL431AIDM Microsemi
IC VREF SHUNT ADJ...
5,000
In-stock
Inquiry
TL431BCDM Microsemi
IC VREF SHUNT ADJ...
3,540
In-stock
Inquiry
TL431BCLP Microsemi
IC VREF SHUNT ADJ...
1,700
In-stock
Inquiry
TL431BIDM Microsemi
IC VREF SHUNT ADJ...
3,900
In-stock
Inquiry
TL431BILP Microsemi
IC VREF SHUNT ADJ...
6,380
In-stock
Inquiry
TL431CDM Microsemi
IC VREF SHUNT ADJ...
5,220
In-stock
Inquiry
TL431CLP Microsemi
IC VREF SHUNT ADJ...
5,970
In-stock
Inquiry
TL431IDM Microsemi
IC VREF SHUNT ADJ...
6,190
In-stock
Inquiry
NX4108-12CZ1TR Microsemi
IC REG BUCK 1.2V 1A...
2,910
In-stock
Inquiry
LX1742CDU Microsemi
IC REG BOOST ADJU...
2,030
In-stock
Inquiry
NX9415CMTR Microsemi
IC REG BUCK ADJUS...
6,040
In-stock
Inquiry
LX2173CDM Microsemi
IC REG MULTI CONF...
2,080
In-stock
Inquiry
LX1732CDU Microsemi
IC REG BOOST ADJ ...
3,880
In-stock
Inquiry
LX1734CLM Microsemi
IC REG MULTI CONF...
1,940
In-stock
Inquiry
LX1882-00CDM Microsemi
IC REG CHARG PUMP...
4,070
In-stock
Inquiry
LX1882-00CDU Microsemi
IC REG CHARG PUMP...
6,520
In-stock
Inquiry
LX1882-33CDM Microsemi
IC REG CHARGE PUM...
5,400
In-stock
Inquiry
LX1882-33CDU Microsemi
IC REG CHARGE PUM...
6,450
In-stock
Inquiry
LX2173CM Microsemi
IC REG MULT CONFG...
1,040
In-stock
Inquiry